Struct druid::piet::kurbo::ConstPoint

pub struct ConstPoint(_);
Expand description

A trivial “curve” that is just a constant.

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impl ConstPoint

pub fn is_finite(self) -> bool

Is this point finite?

pub fn is_nan(self) -> bool

Is this point NaN?

Trait Implementations§

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impl Clone for ConstPoint

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fn clone(&self) -> ConstPoint

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Data for ConstPoint

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fn same(&self, other: &Self) -> bool

Determine whether two values are the same. Read more
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impl Debug for ConstPoint

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl ParamCurve for ConstPoint

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fn eval(&self, _t: f64) -> Point

Evaluate the curve at parameter t. Read more
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fn subsegment(&self, _range: Range<f64>) -> ConstPoint

Get a subsegment of the curve for the given parameter range.
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fn subdivide(&self) -> (Self, Self)

Subdivide into (roughly) halves.
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fn start(&self) -> Point

The start point.
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fn end(&self) -> Point

The end point.
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impl ParamCurveArclen for ConstPoint

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fn arclen(&self, _accuracy: f64) -> f64

The arc length of the curve. Read more
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fn inv_arclen(&self, _arclen: f64, _accuracy: f64) -> f64

Solve for the parameter that has the given arc length from the start. Read more
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impl ParamCurveDeriv for ConstPoint

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type DerivResult = ConstPoint

The parametric curve obtained by taking the derivative of this one.
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fn deriv(&self) -> ConstPoint

The derivative of the curve. Read more
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fn gauss_arclen(&self, coeffs: &[(f64, f64)]) -> f64

Estimate arclength using Gaussian quadrature. Read more
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impl Copy for ConstPoint

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for Twhere T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for Twhere T: ?Sized,

const: unstable · source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere T: ?Sized,

const: unstable · source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

const: unstable · source§

fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for Twhere U: From<T>,

const: unstable · source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> RoundFrom<T> for T

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fn round_from(x: T) -> T

Performs the conversion.
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impl<T, U> RoundInto<U> for Twhere U: RoundFrom<T>,

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fn round_into(self) -> U

Performs the conversion.
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impl<T> Same<T> for T

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type Output = T

Should always be Self
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impl<T> ToOwned for Twhere T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
const: unstable · source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
const: unstable · source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more